Instructions
Plug one end of the optical cable that comes with your headphone into the open port on the back of your PS3, and then plug the other end into the rear of the Silver AX Pro Dolby Digital &Pro Logic Audio Controller that comes with your headphones.
Connect one end of the USB cable into one of the four USB ports on your PS3, and then connect the other end into a USB port on the AX Pro Dolby Digital &Pro Logic Audio
Controller.
Plug the AX Pro nine-pin plug into the ftont of the silver AX Pro Dolby Digital &Pro Logic Audio Controller.
Turn on your PS3, and then turn on your TV. You should see your PS3's XMB menu.
Select "Settings," then "Accessory Settings" and "Audio Device Settings."
Select "C-Media USB Audio Device" in the "Input" and "Output" settings, and then speak into the microphone on the headset to test for a signal. You should see a visual confirmation that the microphone is working.
Change the audio output to "optical out / dolby 5.1 / PCM 44.1." Test your headset. As your game or movie starts, check for the "Dolby Digital" light on the audio controller.